Overview

overview

10

Static

static

deed contr...20.doc

windows7_x64

10

deed contr...20.doc

windows10_x64

10

Analysis

  • max time kernel
    139s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    24-11-2020 23:47

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General

  • Target

    deed contract.11.20.doc

  • Size

    143KB

  • MD5

    98ec9df6254d78b1fc1abdf7090da3f7

  • SHA1

    6642cb5d474a9ed788fb5a33cc5b72c6f825c1f3

  • SHA256

    37db367c01e40ee2f05a5966d6670e07fd3292c01f4da8ffd77c0e3c96a79464

  • SHA512

    dfbc5ff2b935b905ad554b30994dc0446d93e0d8eaeb279ab33c376b35ff1cad6b21931da920c103ab435ac1c2968bcfcc8c3e0db2c3ae2222f5b86ab0460354

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blacklisted process makes network request 6 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 18 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\deed contract.11.20.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:576
    • C:\Windows\SYSTEM32\rundll32.exe
      rundll32 C:\Users\Admin\AppData\Local\Temp\FpVjp.pdf,ShowDialogA -r
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:352
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32 C:\Users\Admin\AppData\Local\Temp\FpVjp.pdf,ShowDialogA -r
        3⤵
        • Blacklisted process makes network request
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:2344

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\FpVjp.pdf
    MD5

    516891dec3d25a43e4c14b5b134956f9

    SHA1

    a01b8fc4157271af97e77bcef71e92ee85333dcb

    SHA256

    ca6dc8b1dada5e2f28db41874f2b572354e3e92f73d18a61404578b4173634bc

    SHA512

    d14807668139f8e3d4b9076872419e59c3b268879b78b87ec7c79e0b01652dc55d5871e0870d8383b830d8bafae171f220b756503588e9c2486b7db5cdb4d161

    Download Submit
  • \Users\Admin\AppData\Local\Temp\FpVjp.pdf
    MD5

    516891dec3d25a43e4c14b5b134956f9

    SHA1

    a01b8fc4157271af97e77bcef71e92ee85333dcb

    SHA256

    ca6dc8b1dada5e2f28db41874f2b572354e3e92f73d18a61404578b4173634bc

    SHA512

    d14807668139f8e3d4b9076872419e59c3b268879b78b87ec7c79e0b01652dc55d5871e0870d8383b830d8bafae171f220b756503588e9c2486b7db5cdb4d161

    Download Submit
  • memory/352-6-0x0000000000000000-mapping.dmp
    Download
  • memory/576-0-0x00007FFC30440000-0x00007FFC30A77000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/576-1-0x000002742C906000-0x000002742C909000-memory.dmp
    Filesize

    12KB

    Download
  • memory/2344-8-0x0000000000000000-mapping.dmp
    Download